DE69005669T2 - Equipment in impact machines. - Google Patents

Equipment in impact machines.

Info

Publication number
DE69005669T2
DE69005669T2 DE90850041T DE69005669T DE69005669T2 DE 69005669 T2 DE69005669 T2 DE 69005669T2 DE 90850041 T DE90850041 T DE 90850041T DE 69005669 T DE69005669 T DE 69005669T DE 69005669 T2 DE69005669 T2 DE 69005669T2
Authority
DE
Germany
Prior art keywords
equipment
impact machines
projections
rods
machines
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE90850041T
Other languages
German (de)
Other versions
DE69005669D1 (en
Inventor
Joergen Alf Robert Rodert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlas Copco Construction and Mining Technique AB
Original Assignee
Atlas Copco Construction and Mining Technique AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atlas Copco Construction and Mining Technique AB filed Critical Atlas Copco Construction and Mining Technique AB
Application granted granted Critical
Publication of DE69005669D1 publication Critical patent/DE69005669D1/en
Publication of DE69005669T2 publication Critical patent/DE69005669T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1042—Elastomer protector or centering means

Abstract

Device in impact machines. The device comprises a number of rods (6) provided with projections (51). The rods are journalled in a surrounding set of tubes (7) by means of elastic bushings (52,53) which are provided with grooves (57) though which said projections can be passed.
DE90850041T 1989-03-07 1990-01-31 Equipment in impact machines. Expired - Fee Related DE69005669T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8900783A SE466318B (en) 1989-03-07 1989-03-07 BUSHING DEVICE FOR MOUNTAIN DRILLING TOOLS INCLUDING A CENTRAL BODY AND SURROUNDING PIPES

Publications (2)

Publication Number Publication Date
DE69005669D1 DE69005669D1 (en) 1994-02-17
DE69005669T2 true DE69005669T2 (en) 1994-04-28

Family

ID=20375255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90850041T Expired - Fee Related DE69005669T2 (en) 1989-03-07 1990-01-31 Equipment in impact machines.

Country Status (11)

Country Link
US (1) US5005656A (en)
EP (1) EP0387217B1 (en)
JP (1) JP2870942B2 (en)
AT (1) ATE99767T1 (en)
AU (1) AU622289B2 (en)
CA (1) CA2009733C (en)
DE (1) DE69005669T2 (en)
ES (1) ES2047906T3 (en)
FI (1) FI89966C (en)
SE (1) SE466318B (en)
ZA (1) ZA90827B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE467419B (en) * 1990-11-14 1992-07-13 Uniroc Ab BORRSTRAENGKOMPONENT
US5839517A (en) * 1993-01-27 1998-11-24 Lord Corporation Vibration isolator for hand-held vibrating devices
US5893419A (en) * 1997-01-08 1999-04-13 Fm Industries, Inc. Hydraulic impact tool
SE534173C2 (en) 2009-08-28 2011-05-17 Atlas Copco Secoroc Ab The drill string component with vibration damping structure arranged adjacent to at least part of its interior
US10145182B2 (en) * 2012-11-29 2018-12-04 Tuboscope Vetco (France) Sas Landing pipe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227230A (en) * 1961-02-21 1966-01-04 Atlas Copco Ab Combination ring and central drill bit drilling equipment
US3401758A (en) 1966-10-10 1968-09-17 Dresser Ind Flow control valve for jet type bits
SE374781B (en) * 1973-07-05 1975-03-17 Sandvik Ab
SE8501698L (en) * 1985-04-04 1986-10-05 Santrade Ltd DRILL BIT
SE460917B (en) * 1988-04-26 1989-12-04 Sandvik Ab DRILLING COMPONENT FOR TOPHAMMAR DRILLING

Also Published As

Publication number Publication date
FI89966B (en) 1993-08-31
EP0387217B1 (en) 1994-01-05
JPH0333393A (en) 1991-02-13
FI89966C (en) 1993-12-10
AU622289B2 (en) 1992-04-02
US5005656A (en) 1991-04-09
SE8900783L (en) 1990-09-08
ES2047906T3 (en) 1994-03-01
EP0387217A1 (en) 1990-09-12
ZA90827B (en) 1992-02-26
FI901134A0 (en) 1990-03-06
CA2009733A1 (en) 1990-09-07
ATE99767T1 (en) 1994-01-15
CA2009733C (en) 2001-12-04
AU5068190A (en) 1990-09-13
DE69005669D1 (en) 1994-02-17
SE466318B (en) 1992-01-27
SE8900783D0 (en) 1989-03-07
JP2870942B2 (en) 1999-03-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee